IRS NOTICE REFERENCE
Understanding your CP304 notice
We sent you this notice because we couldn’t complete your Form 4506-C, IVES Request for Transcript of Tax Return PDF .
General information only. Not legal or tax advice.
Notice details
- Notice code
- CP304
- Category
- Identity verification
- Severity tier
- Tier 1 — Routine. Informational or administrative notice; no response typically required.
- Governing law
- §6109; §7701(a)(16) (Internal Revenue Code sections)
- Source
- IRS.gov — Understanding Your IRS Notice
What this notice is
We sent you this notice because we couldn’t complete your Form 4506-C, IVES Request for Transcript of Tax Return PDF .
Source: IRS.gov. Reproduced for reference. General information — not legal or tax advice.
What the IRS says to do
Read your notice carefully. It will explain what you need to do to correct your request. Contact your third-party to resubmit a corrected Form 4506-C PDF . Contact us if you have questions about your taxpayer account.
This is the IRS’s own guidance reproduced from the IRS notice page. It describes the IRS’s process — it is not legal or tax advice from TaxRiskOS.
Official IRS reference
Read the official notice page on IRS.gov: https://www.irs.gov/individuals/understanding-your-cp304-notice
Related tools
TaxRiskOS is workflow software for practitioners — it captures the notice, computes the deadline, surfaces the escalation tier, and builds a document checklist. It documents process; it does not give advice or draft responses.
Check this notice’s deadline (free tool)